#!/bin/bash

#check if ppn divides p
ppn_found=0
ppn=0
#parse the arguments to extract the ppn number
IFS=' ' read -r -a array <<< "$*"
for i in "${array[@]}"
do
  if [ $ppn_found -eq 1 ] ; then
    ppn=$i
    #echo "FOUND ppn:" $i
    break
  fi
  if [[ $i == *"ppn"* ]]; then
    ppn=$(echo "$i" | cut -d'n' -f 2)
    if [ -z "$ppn" ]
    then
        ppn_found=1
    else
        break
    fi
  fi

done

#now parse the arguments to run to find the p number
p=0
p_found=0
IFS=' ' read -r -a array <<< "$*"
for i in "${array[@]}"
do
  if [ $p_found -eq 1 ] ; then
    p=$i
    #echo "FOUND p:" $p
    break
  fi
  if [[ $i == "+p"* ]]; then
    p=$(echo "$i" | cut -d'p' -f 2)
    if [ -z "$p" ]
    then
        p_found=1
    else
        break
    fi
  fi
done

#if ppn is zero, don't do division test
if [[ $ppn -eq 0 ]] ; then
    time ./charmrun "$@"
else #division test
    #check if p divides ppn
    m=$((p % ppn))
    if [[ $p -ne 0 && $m -eq 0 ]] ; then
      #if it divides run the test
      time ./charmrun "$@"
    else
      #if it does not divide, give a warning and do not run
      echo "Warning: ppn does not divide p. Skipping the test."
    fi
fi
